baber/WOPTO huggingface dataset:
Patent JP-2019220572-A (JP)
Title: Coating liquid composition for oriented piezoelectric film, orientated piezoelectric film, and liquid discharge head
Inventor: KOTANI YOSHINORI
IPC: H01L41/318
Filed: 2018-06-20
Abstract: To provide a coating liquid composition for a highly reliable barium titanate-based sintered film.SOLUTION: A coating liquid composition comprises: a sol-gel raw material including at least one barium component selected from a group consisting of a barium alkoxide, a hydrolyzate of the barium alkoxide and a condensation product of the hydrolyzate of the barium alkoxide, and at least one titanium component selected from a group consisting of a titanium alkoxide, a hydrolyzate of the titanium alkoxide and a condensation product of the hydrolyzate of the titanium alkoxide; and a β-ketoester compound represented by the general formula (1), where Rand Rindependently represent an alkyl group with 1 to 6 carbon atoms.SELECTED DRAWING: Figure 1
Patent JP-2019219560-A (JP)
Title: Aerial display device
Inventor: DAIKU YASUHIRO
IPC: G02B27/22
Filed: 2018-06-21
Abstract: To provide an aerial display device which can display an aerial display in the upper part of the image display surface of a display element and can increase the quality of display of images and the aerial display in the image display surface.SOLUTION: The aerial display device according to an embodiment includes: a display unit 20 having a display surface displaying a first image and emitting a display light from the display surface; a mirror device 10 located obliquely to the display surface of the display unit 20, the mirror device reflecting the display light emitted from the display unit 20 and forming an image of an aerial display 30 in a position in a plane symmetry to the display unit 20; a display unit 40 located between the mirror device 10 and the aerial display 30, the display unit transmitting the display light reflected by the mirror device 10 and displaying a second image.SELECTED DRAWING: Figure 19
Patent JP-2018143096-A (JP)
Title: Rotor and motor
Inventor: YAMADA HIROTSUGU
IPC: H02K1/27
Filed: 2018-06-25
Abstract: PROBLEM TO BE SOLVED: To provide a rotor capable of achieving good magnetic characteristics.SOLUTION: A rotor 4 comprises: a first rotor core 20 formed with a first claw-like magnetic pole 22 at an outer peripheral part of a first core base 21; a second rotor core 30 formed with a second claw-like magnetic pole 32 at an outer peripheral part of a second core base 31; a field magnet 40 arranged between the first and second core bases 21 and 31, and that makes the first claw-like magnetic pole 22 function as a first magnetic pole and makes the second claw-like magnetic pole 32 function as a second magnetic pole by being magnetized in an axial direction; and an auxiliary magnet G that is a resin molding in which a back face magnet part 50 arranged between the first and second claw-like magnetic poles 22 and 32 and the field magnet 40 and an inter-polar magnet part 51 arranged between the first and second claw-like magnetic poles 22 and 32 adjacent to each other in a circumferential direction are molded annularly in an integrated manner, the respective parts being magnetized to suppress a leakage magnetic flux. A gate mark 52 at injection molding of the auxiliary magnet G is arranged at a non-contact part with the first and second rotor cores 20 and 30.SELECTED DRAWING: Figure 4
Patent JP-2020009077-A (JP)
Title: Visual guidance device
Inventor: INOUE SATOSHI
IPC: G08G1/16
Filed: 2018-07-05
Abstract: To provide a visual guidance device capable of guiding a driver's gaze to an attraction target while avoiding hindrance of an attention to the driver's entire visual field.SOLUTION: A visual guidance device that guides the gaze of a driver of a vehicle using a HUD that superimposes a display on a windshield of the vehicle includes an attraction target recognition part that recognizes an attraction target in front of the vehicle based on a detection result of an external sensor of the vehicle and a display control part that superimposes an optical flow display including multiple light displays that move radially around the attraction target from the driver on the windshield of the vehicle using the HUD.SELECTED DRAWING: Figure 2
Patent JP-2020009088-A (JP)
Title: Search support server, search support system, and search support method
Inventor: HUNG SHUN CHIEH
IPC: G08B21/02
Filed: 2018-07-06
Abstract: To provide a search support server capable of requesting a person who is highly likely to take up cooperation to photograph a periphery, a search support system, and a search support method.SOLUTION: When a search request receiving unit 22 receives search request information, a specific cooperator extracting unit 23 refers to a search cooperator DB42 and a search requester DB43 to extract a specific cooperator Pc that is a search cooperator having a communication terminal 100 positioned within a search area Ar and having a profile related to that of a search requester Pr. A peripheral photographing request unit 24 transmits peripheral photographing request information requesting peripheral photographing to the communication terminal 100 of a specific cooperator SPc. A peripheral image acquisition unit 25 receives photographing image information including a peripheral photographing image transmitted from the communication terminal 100 of the specific cooperator SPc.SELECTED DRAWING: Figure 2
Patent JP-2020009094-A (JP)
Title: Input device
Inventor: YAMAWAKI ATSUSHI
IPC: G06F3/01
Filed: 2018-07-06
Abstract: To provide an input device capable of disposing a vibration part even when an arrangement space on a back side of an operation surface is limited.SOLUTION: An input device according to an aspect of an embodiment comprises an operation panel and a vibration part. The operation panel has an operation surface receiving contact operation of a user. And the vibration part is arranged on a lower surface side continuous with the operation surface of the operation panel and vibrates the operation panel.SELECTED DRAWING: Figure 1
Patent JP-2019020402-A (JP)
Title: Magnetic position sensing system, magnetic position sensing system manufacturing method, and rotor position estimation method
Inventor: JAGADEESH KUMAR TANGUDU
IPC: G01B7/30
Filed: 2018-07-09
Abstract: To provide a magnetic position sensing system.SOLUTION: A magnetic position sensing system includes at least one annular magnet mounted on a surface of a rotating body. The annular magnet includes a first end, a second end, an inner diameter surface, and an outer diameter surface. The inner diameter surface and the outer diameter surface define a radial thickness therebetween, and the radial thickness varies from the first end to the second end.SELECTED DRAWING: Figure 1
Patent JP-2020010532-A (JP)
Title: Snubber circuit
Inventor: ASAUE MINORU
IPC: H02M1/00
Filed: 2018-07-10
Abstract: To provide a snubber circuit having an excellent durability against a surge voltage.SOLUTION: A snubber circuit 100 comprises: a main capacitor 1 connected to a main switching element S in parallel; and a surge energy consumption circuit 2 connected in parallel to the main capacitor 1. The surge energy consumption circuit 2 comprises: a sub-switching element 211 and a sub-capacitor 212 which are connected in parallel to the main capacitor 1, and are serially connected to each other; and an auxiliary switching element 221 and a resistance element 222 which are connected in parallel to the sub-capacitor 212, and are serially connected to each other. When a voltage of the main capacitor 1 exceeds a prescribed threshold value, a state is alternately switched between a first state where the sub-switching element 211 is ON and the auxiliary switching element 221 is OFF, and a second state where the sub-switching element 211 is OFF and the auxiliary switching element 221 is ON.SELECTED DRAWING: Figure 1
Patent JP-2020012409-A (JP)
Title: Rotary piston engine
Inventor: TANAKA KIYOTAKA
IPC: F02B53/00
Filed: 2018-07-17
Abstract: To provide a rotary piston engine for improving its thermal efficiency with an advanced combustion gravity center by enabling advanced ignition and a shorter ignition delay period.SOLUTION: A predetermined-shape virtual flame is defined, and a recess 7 of a rotor 2 is formed so that a S/V ratio is equal to or lower than 0.45 at the time of BTDC 49 degrees, where V(mm) is the volume of part of the virtual flame, not interfering with the rotor 2 and a rotor housing 3, and S(mm) is the total area of the surface of the virtual flame contacting the rotor 2 and the rotor housing 3.SELECTED DRAWING: Figure 9
Patent JP-2018183165-A (JP)
Title: Use of non-subtype b gag proteins for lentiviral packaging
Inventor: TRAN THI-LAN
IPC: A61K39/21
Filed: 2018-07-19
Abstract: PROBLEM TO BE SOLVED: To provide lentiviral packaging constructs producing higher titers of packaged lentiviral vectors.SOLUTION: The invention encompasses lentiviral packaging vectors comprising an HIV-1 non-subtype B gag-pol sequence, particularly subtype D gag-pol sequence. The invention encompasses lentiviral vector particles comprising host cells comprising these vectors, as well as HIV-1 non-subtype B Gag and/or Pol proteins. Further, the invention encompasses a method for producing and using these vectors.SELECTED DRAWING: Figure 1
Patent JP-2020013940-A (JP)
Title: Wiring board
Inventor: HAYASHI TAKAHIRO
IPC: H05K3/46
Filed: 2018-07-20
Abstract: To provide a wiring board in which crack is less likely to occur due to arrangement of multiple via conductors, even if the multiple via conductors are arranged in parallel for each of multiple pairs of pads facing while sandwiching an isolating layer.SOLUTION: A wiring board 1 includes: a board body 2 consisting of multiple isolating layers c1, c2, and having a front face 3 and a reverse face 4 facing each other; multiple pads 6-8 formed on at least any one of the front face 3, the reverse face 4 and an inner layer surface of the board body 2, and arranged zigzag in the plan view; and multiple via conductors 9 connected, respectively, with the multiple pads 6-8, and formed in parallel along the thickness of the board body 2. In the board body 2, the multiple pads 6-8 adjoining on the same faces 3-5 in the plan view are connected, respectively, with the multiple via conductors 9 and the arrangement of which is different from each other between the pads 6-8 adjoining on the same faces 3-5 in the plan view.SELECTED DRAWING: Figure 1
Patent JP-2020015927-A (JP)
Title: Alloy steel for mechanical structure excellent in impact resistance
Inventor: TAKAHASHI HARUKA
IPC: C22C38/00
Filed: 2018-07-23
Abstract: To provide an alloy steel for a mechanical structure suitable for a civil engineering construction machine or the like excellent in hardness and toughness.SOLUTION: There is provided an alloy steel for a mechanical structure which comprises, by mass%, 0.25 to 0.40% of C, 0.05 to 0.30% of Si, 1.00 to 1.50% of Mn, 0.030% or less of P, 0.030% or less of S, 1.50 to 3.00% of Cr, 0.05 to 0.50% of Mo, 0.020 to 0.050% of Al, 0.0100 to 0.0200% of N and the balance Fe with inevitable impurities, wherein the value of the expression (1) is 10 or more and 20 or less. A=0.5C×(1+0.7Si)×(1+3.6Mn)×(1+2.2Cr)×(1+3.0Mo)...Expression (1)SELECTED DRAWING: None
Patent JP-2019080043-A (JP)
Title: Printed circuit substrate
Inventor: JANG JUNHYEONG
IPC: H05K3/46
Filed: 2018-07-25
Abstract: To provide a printed circuit substrate excellent in adhesion.SOLUTION: The printed circuit substrate includes: an insulating layer 200 having a metal pad 210 embedded in a lower surface thereof; an opening 220 formed through the insulating layer 200 on an upper surface of the metal pad 210; a metal bump 230 formed in the opening 220 and having an upper surface protruding above an upper surface of the insulating layer 200; and a conductive member P2 formed on a lower surface of the metal pad 210. A melting point of the conductive member P2 is lower than a melting point of a metal bump 231. The lower surface of the metal pad 210 is recessed more than a lower surface of the insulating layer.SELECTED DRAWING: Figure 1
Patent JP-2020006433-A (JP)
Title: Resistance welding electrode
Inventor: FUKIZAWA TAKEO
IPC: B23K11/30
Filed: 2018-07-10
Abstract: To provide a resistance welding electrode which is prevented in a welding failure caused by the hinderance of the oscillation of an oscillation electrode.SOLUTION: An energization device 14 for energizing an oscillation electrode 6 so that an electrode face 10 becomes horizontal is arranged. The energization device 14 is composed of a compression coil spring 15 attached into an attachment hole 5 formed at a center of a circular arc protrusion 3, and a spherical body 16 interposed between a tip of the compression coil spring 15 and a wall face of a conical recess 11 formed at a center of the circular arc recess 12. When the electrode face of the oscillation electronic 6 is horizontal, the oscillation electrode 6 is supported to a support member 1 by an energization force of the energization device 14 with a space possessed by the circular arc recess 12 from the circular arc protrusion 3.SELECTED DRAWING: Figure 1
Patent JP-2020021993-A (JP)
Title: Portable device holder
Inventor: KAWAMOTO KO
IPC: H04M1/23
Filed: 2018-07-30
Abstract: To provide a highly convenient portable device holder which enables easy replacement of a holder member which holds a finger or a hand while stably holding a portable device and preventing falling.SOLUTION: A portable device holder includes: a case body part attachable to a portable device; multiple hooks provided on an outer surface of the case body part; and an attachment member which is detachably attached to the hooks and has elasticity.SELECTED DRAWING: Figure 1
Patent JP-2020020204-A (JP)
Title: Estimation method and device of grout infiltration distance
Inventor: TSUJI MASAKUNI
IPC: E02D3/12
Filed: 2018-08-02
Abstract: To provide an estimation method and an estimation device of grout infiltration distance capable of estimating a grout infiltration distance under sea water conditions with high accuracy.SOLUTION: A method for estimating an infiltration distance of a solution type grout under a groundwater environment with higher electric conductivity than that under a fresh water environment comprises: a step S1 of obtaining infiltration characteristics of a solution type grout under a fresh water environment and infiltration characteristics of a solution type grout under a groundwater environment with higher electric conductivity than that under a fresh water environment by comparative experiments; a step S2, S3 of calculating a correction coefficient correcting a term depending on a gel time in an estimation formula for estimating an infiltration distance of a solution type grout under a fresh water based on a comparison result of the calculated infiltration characteristics and correcting the estimation formula according to the calculated correction coefficient; and a step S4 of estimating an infiltration distance of a solution type grout under a groundwater environment with higher electric conductivity than that under a fresh water environment based on the corrected estimation formula.SELECTED DRAWING: Figure 1
Patent JP-2020022304-A (JP)
Title: Storage battery system and control method therefor
Inventor: MORISHIMA YOICHI
IPC: H01M10/48
Filed: 2018-08-02
Abstract: To elongate the operating time of a storage battery system.SOLUTION: The storage battery system in an embodiment includes a plurality of battery pack modules connected in series. Each of the plurality of battery pack modules includes: a battery pack; an acquisition unit which acquires the charge amount of the battery pack; a DC/DC converter which converts a battery pack voltage into a module voltage to output the converted voltage; and a control unit which controls the module voltage of the output of the DC/DC converter. The storage battery system further includes a battery system monitoring device which calculates the battery pack current criteria of the plurality of battery pack modules on the basis of the charge amount of the battery pack obtained from the acquisition unit and the average battery pack current criteria of the plurality of battery pack modules, to respectively output the calculated battery pack current criteria of the plurality of battery pack modules to the control units of the plurality of battery pack modules.SELECTED DRAWING: Figure 1
Patent JP-2020024061-A (JP)
Title: Solid fuel burner, and method of adjusting pulverized coal concentration therefor
Inventor: ISHII SHOTA
IPC: F23D1/04
Filed: 2018-08-07
Abstract: To provide a solid fuel burner excellent not only in combustion performance at a time of a low load but also in ignitability and flame stability.SOLUTION: The solid fuel burner according to the present invention, is characterized by comprising: a primary nozzle having a bent section for ejecting mixed gas consisting of solid fuel and carrier gas therefor; particle uneven distribution alleviating means disposed on the bent section in the primary nozzle to alleviate uneven distribution of particles caused by the bent section; and concentrating means disposed downstream relative to the particle uneven distribution alleviating means to uniformly increase the concentration of particles of pulverized coal on the outer periphery side of the primary nozzle.SELECTED DRAWING: Figure 1
Patent JP-2020025518-A (JP)
Title: Particle capturing chamber and particle capturing method
Inventor: KOJIMA KENSUKE
IPC: G01N37/00
Filed: 2018-08-15
Abstract: To provide techniques for capturing particles in more wells, in capturing particles using a chip provided with a plurality of particle capture wells on one surface.SOLUTION: The technology of the present invention comprises a fluid supply channel that supplies a fluid containing particles to one space in a chamber divided into two spaces; and a particle capturing unit which has a particle capturing region including a plurality of wells that capture particles by suction from the other space and divides the chamber into the two spaces, the particle capturing unit being provided with a communication channel that communicates the two spaces, and the communication channel providing a particle capturing chamber that is downstream of the particle capturing region.SELECTED DRAWING: Figure 2A
Patent JP-2020029651-A (JP)
Title: Decorative cover
Inventor: KONDO KENJI
IPC: E03F5/04
Filed: 2018-08-20
Abstract: To provide a decorative cover capable of drying the surface thereof in a short time after rain compared to the conventional configuration.SOLUTION: A decorative cover 3 has: a box frame-shaped decorative metal cover 21 that includes a bottom plate part 22, in which a filled recess 30 is formed being opened by a side wall part 23 raising from the periphery of the bottom plate part 22; multiple pavement materials 7 filled in the filled-recess 30 of the decorative metal cover 21; and sand 9 filled around pavement material 7 in the filled recess 30. A drain hole 35 is formed through the bottom plate part 22 at the bottom of the filled recess 30 of the decorative metal cover 21, and a water-permeable sheet 8 through which sand 9 is difficult to permeate is laid in a portion where the water drain hole 35 is formed.SELECTED DRAWING: Figure 2
Patent JP-2018196389-A (JP)
Title: Method and processing for non-invasive evaluation of variation of gene
Inventor: SUNG K KIM
IPC: C12Q1/6809
Filed: 2018-08-23
Abstract: To provide a method for estimating a fraction of a fetal nucleic acid in a test sample derived from female during pregnancy.SOLUTION: The method comprises following steps of: (a) acquiring a count of reading of an arrangement subjected to mapping to a part of a reference genome, in which reading of the arrangement is reading of a circulation cell-free nucleic acid derived from a test sample derived from female during pregnancy; (b) using a micro processor, for performing weighting of (i) the count of the reading of the arrangement subjected to mapping to each part or (ii) other partial specific parameter to a partial specific fraction of a fetal nucleic acid according to a weighting factor associated with each part independently, thereby presenting an estimated value of the partial specific fetus fraction according to the weighting factor; and (c) estimating the fraction of the fetal nucleic acid based on the adjusted count or subset of the count for the test sample.SELECTED DRAWING: None
Patent JP-2020035782-A (JP)
Title: Optical device
Inventor: TAKIGAWA SHINICHI
IPC: G02B6/34
Filed: 2018-08-27
Abstract: To provide a high output and high-efficiency optical device.SOLUTION: An optical device 300 includes: a waveguide 11 having a diffraction grating 12 L capable of guiding an optical wave and generating a plurality of radiation mode lights by combining with the guided optical wave; and a first amplifier 1A and a second amplifier 1B into which one of a plurality of radiation mode lights is incident and amplifies the radiation mode light. Among the plurality of radiation mode lights, the radiation direction of the radiation mode light incident on the second amplifier 1B intersects a plane including the waveguide direction of the waveguide in 12L and the radiation direction of the radiation mode light of the plurality of radiation mode lights incident on the first amplifier 1A.SELECTED DRAWING: Figure 1
Patent JP-2020035130-A (JP)
Title: Dating support system, terminal device, server device, dating support method and computer program
Inventor: HANANO HIROSHI
IPC: G06F13/00
Filed: 2018-08-29
Abstract: To support users in actually face-to-face meeting with each other.SOLUTION: A user terminal device includes a matching request unit for notifying a server device of its position to request the server device for user matching. The server device includes a waiting place specifying unit for notifying a waiting place requesting origin terminal device of a waiting place according to the user matching request and a user matching unit for selecting a combination of users notified of the same waiting place from a registered user group and for transmitting a result of the user matching to each selected combination user terminal device. The matching request unit outputs information indicating the meeting place notified from the server device and the result of the user matching.SELECTED DRAWING: Figure 1
Patent JP-2020036254-A (JP)
Title: Content distribution server, content distribution system, content distribution method, and program
Inventor: KAWAKAMI KAZUO
IPC: G06T19/00
Filed: 2018-08-31
Abstract: To provide a content distribution server capable of distributing live content according to additional information set to a virtual character.SOLUTION: A content distribution server 100 includes: an information acquisition unit 141 for acquiring character information indicating a virtual character used by a distributor in a virtual space and first additional information added to the character information; and a distribution unit 143 for distributing live content for synthesizing character information acquired by the information acquisition unit 141 and a video in the virtual space in which a movement of the distributor is regarded as the movement of the virtual character on the basis of the first additional information.SELECTED DRAWING: Figure 2
Patent JP-2020032072-A (JP)
Title: Image processing device, image processing method and program
Inventor: KAWASE DAISUKE
IPC: A61B3/10
Filed: 2018-08-31
Abstract: To provide an image processing device that can generate a reference image to be used for predetermined image processing without prolonging filming time.SOLUTION: An image processing device includes: an acquisition unit for acquiring a plurality of images acquired by filming subject's eye at different times; and a reference image generation unit for generating a reference image from at least one of the images using a learned model to use it for image processing on other images than the at least one of the images.SELECTED DRAWING: Figure 2